Alejandro Chacin vs. Hal Erickson — Career Comparison

On the career pitching numbers, Hal Erickson posted a stronger line than Alejandro Chacin. Hal Erickson posted stronger numbers in ERA (4.73 vs 10.5) and WHIP (1.639 vs 2.500). By the career numbers, Hal Erickson had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.